Features: 1This electronic calculator is a general purpose desktop calculator. Complete function, can meet various computing needs. 2 Great for home and office use. Handheld calculator, easy to carry and perfect for office, school or home use. 3 Quick and easy tax calculation.Displays up to 12 digits. Extra-large LCD display. 4 Two-way power supply: solar energy (only for when bright) and 1*AA battery 5 Tilted screen for easy and accurate screen reading.Perfect for office, school or home use. Dual Power Option:Solar power and battery power make it works even longer Large Display: Large LCD display,easy to read Professional Design:Scientific button design,In line with the use of human habits and comfortable for touch High Quality:Black panel with gray and green button fashion style, ABS material durable plastic buttons have a good feel to them Occasion:General purpose desktop calculator, perfect for home, office A nice gift for your family,friend or colleague Two-way power supply: solar energy (only for when bright) and 1*AA battery Package included:1* &nbspBasic Calculator&nbsp